Home / 3,482.46-4,805.78-1,910.52

Finding the Fourth Proportional to 3,482.46, 4,805.78 and 1,910.52

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Solution

The fourth proportional to 3,482.46, 4,805.78 and 1,910.52 is: 2,636.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.46 : 4,805.78 = 1,910.52 : x
  2. Step 2: Convert to fraction form
    3,482.46/4,805.78 = 1,910.52/x
  3. Step 3: Cross multiply
    3,482.46x = 4,805.78 × 1,910.52
  4. Step 4: Simplify right side
    3,482.46x = 9,181,529.25
  5. Step 5: Solve for x
    x = 9,181,529.25/3,482.46
  6. Step 6: Final answer
    x = 2,636.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.